Finding the Third Proportional to 333,920.25 and 787,455

Step by Step Solution

1. Step 1: Write the proportion equation
   333,920.25 : 787,455 = 787,455 : x
2. Step 2: Convert to fraction form
   333,920.25/787,455 = 787,455/x
3. Step 3: Cross multiply
   333,920.25x = 787,455 × 787,455
4. Step 4: Simplify right side
   333,920.25x = 620,085,377,025
5. Step 5: Solve for x
   x = 620,085,377,025/333,920.25
6. Step 6: Final answer
   x = 1,856,986.44